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319 lines
7.3 KiB
319 lines
7.3 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/net/allwinner,sun8i-a83t-emac.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A83t EMAC Device Tree Bindings |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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compatible: |
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oneOf: |
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- const: allwinner,sun8i-a83t-emac |
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- const: allwinner,sun8i-h3-emac |
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- const: allwinner,sun8i-r40-emac |
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- const: allwinner,sun8i-v3s-emac |
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- const: allwinner,sun50i-a64-emac |
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- items: |
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- const: allwinner,sun50i-h6-emac |
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- const: allwinner,sun50i-a64-emac |
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reg: |
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maxItems: 1 |
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interrupts: |
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maxItems: 1 |
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interrupt-names: |
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const: macirq |
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clocks: |
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maxItems: 1 |
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clock-names: |
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const: stmmaceth |
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syscon: |
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$ref: /schemas/types.yaml#/definitions/phandle |
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description: |
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Phandle to the device containing the EMAC or GMAC clock |
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register |
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required: |
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- compatible |
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- reg |
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- interrupts |
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- interrupt-names |
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- clocks |
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- clock-names |
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- resets |
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- reset-names |
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- phy-handle |
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- phy-mode |
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- syscon |
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allOf: |
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- $ref: "snps,dwmac.yaml#" |
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- if: |
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properties: |
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compatible: |
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contains: |
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enum: |
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- allwinner,sun8i-a83t-emac |
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- allwinner,sun8i-h3-emac |
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- allwinner,sun8i-v3s-emac |
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- allwinner,sun50i-a64-emac |
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then: |
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properties: |
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allwinner,tx-delay-ps: |
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default: 0 |
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minimum: 0 |
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maximum: 700 |
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multipleOf: 100 |
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description: |
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External RGMII PHY TX clock delay chain value in ps. |
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allwinner,rx-delay-ps: |
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default: 0 |
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minimum: 0 |
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maximum: 3100 |
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multipleOf: 100 |
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description: |
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External RGMII PHY TX clock delay chain value in ps. |
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- if: |
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properties: |
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compatible: |
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contains: |
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enum: |
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- allwinner,sun8i-r40-emac |
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then: |
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properties: |
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allwinner,rx-delay-ps: |
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default: 0 |
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minimum: 0 |
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maximum: 700 |
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multipleOf: 100 |
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description: |
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External RGMII PHY TX clock delay chain value in ps. |
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- if: |
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properties: |
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compatible: |
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contains: |
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enum: |
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- allwinner,sun8i-h3-emac |
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- allwinner,sun8i-v3s-emac |
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then: |
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properties: |
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allwinner,leds-active-low: |
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$ref: /schemas/types.yaml#/definitions/flag |
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description: |
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EPHY LEDs are active low. |
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mdio-mux: |
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type: object |
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properties: |
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compatible: |
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const: allwinner,sun8i-h3-mdio-mux |
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mdio-parent-bus: |
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$ref: /schemas/types.yaml#/definitions/phandle |
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description: |
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Phandle to EMAC MDIO. |
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mdio@1: |
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type: object |
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description: Internal MDIO Bus |
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properties: |
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"#address-cells": |
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const: 1 |
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"#size-cells": |
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const: 0 |
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compatible: |
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const: allwinner,sun8i-h3-mdio-internal |
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reg: |
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const: 1 |
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patternProperties: |
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"^ethernet-phy@[0-9a-f]$": |
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type: object |
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description: |
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Integrated PHY node |
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properties: |
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clocks: |
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maxItems: 1 |
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resets: |
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maxItems: 1 |
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required: |
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- clocks |
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- resets |
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mdio@2: |
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type: object |
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description: External MDIO Bus (H3 only) |
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properties: |
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"#address-cells": |
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const: 1 |
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"#size-cells": |
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const: 0 |
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reg: |
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const: 2 |
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required: |
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- compatible |
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- mdio-parent-bus |
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- mdio@1 |
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unevaluatedProperties: false |
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examples: |
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- | |
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ethernet@1c0b000 { |
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compatible = "allwinner,sun8i-h3-emac"; |
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syscon = <&syscon>; |
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reg = <0x01c0b000 0x104>; |
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interrupts = <0 82 1>; |
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interrupt-names = "macirq"; |
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resets = <&ccu 12>; |
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reset-names = "stmmaceth"; |
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clocks = <&ccu 27>; |
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clock-names = "stmmaceth"; |
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phy-handle = <&int_mii_phy>; |
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phy-mode = "mii"; |
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allwinner,leds-active-low; |
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mdio1: mdio { |
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#address-cells = <1>; |
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#size-cells = <0>; |
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compatible = "snps,dwmac-mdio"; |
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}; |
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mdio-mux { |
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compatible = "allwinner,sun8i-h3-mdio-mux"; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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mdio-parent-bus = <&mdio1>; |
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int_mii_phy: mdio@1 { |
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compatible = "allwinner,sun8i-h3-mdio-internal"; |
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reg = <1>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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ethernet-phy@1 { |
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reg = <1>; |
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clocks = <&ccu 67>; |
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resets = <&ccu 39>; |
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phy-is-integrated; |
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}; |
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}; |
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mdio@2 { |
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reg = <2>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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}; |
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}; |
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}; |
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- | |
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ethernet@1c0b000 { |
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compatible = "allwinner,sun8i-h3-emac"; |
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syscon = <&syscon>; |
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reg = <0x01c0b000 0x104>; |
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interrupts = <0 82 1>; |
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interrupt-names = "macirq"; |
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resets = <&ccu 12>; |
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reset-names = "stmmaceth"; |
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clocks = <&ccu 27>; |
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clock-names = "stmmaceth"; |
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phy-handle = <&ext_rgmii_phy>; |
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phy-mode = "rgmii"; |
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allwinner,leds-active-low; |
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mdio2: mdio { |
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#address-cells = <1>; |
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#size-cells = <0>; |
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compatible = "snps,dwmac-mdio"; |
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}; |
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mdio-mux { |
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compatible = "allwinner,sun8i-h3-mdio-mux"; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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mdio-parent-bus = <&mdio2>; |
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mdio@1 { |
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compatible = "allwinner,sun8i-h3-mdio-internal"; |
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reg = <1>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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ethernet-phy@1 { |
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reg = <1>; |
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clocks = <&ccu 67>; |
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resets = <&ccu 39>; |
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}; |
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}; |
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mdio@2 { |
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reg = <2>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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ext_rgmii_phy: ethernet-phy@1 { |
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reg = <1>; |
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}; |
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}; |
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}; |
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}; |
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- | |
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ethernet@1c0b000 { |
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compatible = "allwinner,sun8i-a83t-emac"; |
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syscon = <&syscon>; |
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reg = <0x01c0b000 0x104>; |
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interrupts = <0 82 1>; |
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interrupt-names = "macirq"; |
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resets = <&ccu 13>; |
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reset-names = "stmmaceth"; |
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clocks = <&ccu 27>; |
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clock-names = "stmmaceth"; |
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phy-handle = <&ext_rgmii_phy1>; |
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phy-mode = "rgmii"; |
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mdio { |
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compatible = "snps,dwmac-mdio"; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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ext_rgmii_phy1: ethernet-phy@1 { |
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reg = <1>; |
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}; |
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}; |
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}; |
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...
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